Home / 45,451.80-68,146.92-23,222.16

Finding the Fourth Proportional to 45,451.80, 68,146.92 and 23,222.16

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Solution

The fourth proportional to 45,451.80, 68,146.92 and 23,222.16 is: 34,817.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,451.80 : 68,146.92 = 23,222.16 : x
  2. Step 2: Convert to fraction form
    45,451.80/68,146.92 = 23,222.16/x
  3. Step 3: Cross multiply
    45,451.80x = 68,146.92 × 23,222.16
  4. Step 4: Simplify right side
    45,451.80x = 1,582,518,679.75
  5. Step 5: Solve for x
    x = 1,582,518,679.75/45,451.80
  6. Step 6: Final answer
    x = 34,817.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.